Ticker · CUSIP 026948109
Holders (tracked)
6
Combined shares
1,144,250
Combined value
$23.83M
Last close
$19.62
Quarter
2025Q4
Price · 1Y$19.62+3.61 (+22.56%)H $24.81 · L $15.16 · Avg Vol 161K
Position opened
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 3.
Price is -5.8% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
12 events
- Steve Cohen (Point72) opened position2026-02-17+36,108 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+66,455 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) added2026-02-17+318,632 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+265,867 shares · 2025Q4Position
- Renaissance Technologies added2026-02-12+170,100 shares · 2025Q4Position
- Mario Gabelli (GAMCO) trimmed2026-02-05−12,399 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−180,351 shares · 2025Q3Position
- Steve Cohen (Point72) exited2025-11-14−441,142 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+5,943 shares · 2025Q3Position
- George Soros (Soros Fund Mgmt) exited2025-11-14−40,000 shares · 2025Q3Position
- Renaissance Technologies opened position2025-11-13+15,300 shares · 2025Q3Position
- Mario Gabelli (GAMCO) trimmed2025-11-12−15,816 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of AII…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Mario Gabelli (GAMCO) | 2025Q2 | $18.39 | +6.7% | $1.6M |
| Steve Cohen (Point72) | 2025Q2 | $18.39 | +6.7% | $708K |
| Two Sigma Investments | 2025Q2 | $19.25 | +1.9% | $4.3M |
| Izzy Englander (Millennium Mgmt) | 2025Q2 | $20.59 | -4.7% | $5.8M |
| Ken Griffin (Citadel Advisors) | 2025Q2 | $20.74 | -5.4% | $6.5M |
| Renaissance Technologies | 2025Q3 | $20.95 | -6.4% | $3.6M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Steve Cohen (Point72)+36,108$752K
Added to4
- Ken Griffin (Citadel Advisors)+318,632$6.6M
- Izzy Englander (Millennium Mgmt)+265,867$5.5M
- Renaissance Technologies+170,100$3.5M
- Two Sigma Investments+66,455$1.4M
Trimmed1
- Mario Gabelli (GAMCO)−12,399$258K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2025Q2 | 6 | $22.6M |
| 2025Q3 | 5 | $6.7M |
| 2025Q4 | 6 | $23.8M |
Who owns AII
6 super-investors · 2025Q4
Tracked stake
1.14M
shares
Combined value
$24M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added4Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 330.2K | $7M |
| 2 | Izzy Englander Millennium Mgmt | 294.6K | $6M |
| 3 | Two Sigma Investments | 216.9K | $5M |
| 4 | Renaissance Technologies | 185.4K | $4M |
| 5 | Mario Gabelli GAMCO | 81.1K | $2M |
| 6 | Steve Cohen Point72 | 36.1K | $752K |
Recent moves
17 transactions
- +318,632 · 2025Q4
- +66,455 · 2025Q4
- +265,867 · 2025Q4
- +36,108 · 2025Q4
- +170,100 · 2025Q4
- −12,399 · 2025Q4
- −441,142 · 2025Q3
- −180,351 · 2025Q3
- +5,943 · 2025Q3
- −40,000 · 2025Q3
- +15,300 · 2025Q3
- −15,816 · 2025Q3
- +441,142 · 2025Q2
- +144,493 · 2025Q2
- +40,000 · 2025Q2
- +209,060 · 2025Q2
- +109,287 · 2025Q2
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